There's a saying I love that relates well to this. When is the best time to plant a tree? Well, the best time would be to plant a tree 20 years ago. The next best time is today. Yeah, you may have missed the cheapest prices on some of those currencies, but the prices will keep changing. If you keep on wait, Bitcoin may cost $100,000 some day and you'll wonder why you didn't but some when it was $6,000 or even $18,000. There are also lots of new currencies. If you play your cards right, they might see the gains that you missed out on before.